Home / 263,272,916.10-394,909,374.15-127,224,020.10

Finding the Fourth Proportional to 263,272,916.10, 394,909,374.15 and 127,224,020.10

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Solution

The fourth proportional to 263,272,916.10, 394,909,374.15 and 127,224,020.10 is: 190,836,030.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,272,916.10 : 394,909,374.15 = 127,224,020.10 : x
  2. Step 2: Convert to fraction form
    263,272,916.10/394,909,374.15 = 127,224,020.10/x
  3. Step 3: Cross multiply
    263,272,916.10x = 394,909,374.15 × 127,224,020.10
  4. Step 4: Simplify right side
    263,272,916.10x = 50,241,958,154,538,016
  5. Step 5: Solve for x
    x = 50,241,958,154,538,016/263,272,916.10
  6. Step 6: Final answer
    x = 190,836,030.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.